{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BQ24721RHBT","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"BQ24721RHBT","canonicalUrl":"https://icboms.com/texas-instruments/BQ24721RHBT","factsUrl":"https://icboms.com/api/mcp/products/BQ24721RHBT","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments BQ24721RHBT, multi-chemistry battery charger IC, I²C interface, 3-4 cells, 19.2V max pack voltage, 24V max supply, -40°C to 85°C, 32-VFQFN exposed pad.","salesMarkdown":"## Multi-chemistry charger with I²C control — what it does The BQ24721RHBT: It handles a maximum battery pack voltage of 19.2V and accepts a supply rail up to 24V, with overcurrent fault protection built in. ## Obsolete — plan the BOM transition The BQ24721RHBT carries an obsolete lifecycle status — TI no longer manufactures this part in production volumes. For new designs or long-run production, evaluate a current-generation SMBus/I²C charger from the BQ247xx family with a similar cell-count and voltage rating.","metaTitle":"BQ24721RHBT I²C Multi-Chemistry Battery Charger, 3-4 Cells","metaDescription":"Texas Instruments BQ24721RHBT multi-chemistry battery charger IC with I²C interface, 3-4 cell support, 19.2V max pack voltage, -40°C to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"Mfr":"Texas Instruments","Series":"-","Package":"Tape & Reel (TR); Cut Tape (CT)","Interface":"I²C","Mounting Type":"Surface Mount","Package / Case":"32-VFQFN Exposed Pad","Product Status":"Obsolete","Number of Cells":"3 ~ 4","lifecycle_stage":"eol_hot","Fault Protection":"Over Current","Battery Chemistry":"Multi-Chemistry","Current - Charging":"-","Base Product Number":"BQ24721","Battery Pack Voltage":"19.2V (Max)","Charge Current - Max":"-","Operating Temperature":"-40°C~85°C(TA)","Programmable Features":"Current","Voltage - Supply (Max)":"24V","Supplier Device Package":"32-VQFN (5x5)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.6200","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/c47328f8e03d9b53aa4a25f20ed4af3e.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is BQ24721RHBT's listed interface?","answer":"The BQ24721RHBT uses an I²C interface for communication with the host controller, allowing programmable charge current and voltage settings."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/BQ24721RHBT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/BQ24721RHBT when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}